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Important Questions

Biological Classification

ICSE · Class 11 · Biology

Most important questions from Biological Classification for ICSE Class 11 Biology board exam 2026. MCQs, short answer, and long answer questions with marks.

64 questions57 flashcards5 concepts

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A timeline illustrating the progression from Linnaeus's Two Kingdom system to R.H. Whittaker's Five Kingdom system, highlighting the key additions and changes in classification criteria.
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64 Questions·
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Sample Questions

1multiple choice
1 marks

What was the main new kingdom created by Robert H. Whittaker in 1969?

Show answer

Fungi

Whittaker created the kingdom Fungi as the fifth kingdom in 1969.

2multiple choice
2 marks

Which set of criteria was used by Whittaker for the five-kingdom system?

Show answer

Cell structure, body complexity, nutrition, reproduction, and phylogeny

Whittaker used several biological criteria, not just a single feature.

3multiple choice
1 marks

Which kingdoms are included in Carl Woese's three-domain system?

Show answer

Archaea, Bacteria, and Eukarya

Woese placed life into three domains: Archaea, Bacteria, and Eukarya.

4multiple choice
1 marks

Which of the following is a characteristic of kingdom Monera?

Show answer

Prokaryotic, single-celled organisms

Monera includes prokaryotic single-celled organisms such as bacteria.

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Frequently Asked Questions

What are the important topics in Biological Classification for ICSE Class 11 Biology?
Biological Classification covers several key topics that are frequently asked in ICSE Class 11 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
How to score full marks in Biological Classification — ICSE Class 11 Biology?
Understand the core concepts first, then work through the 64 practice questions available for this chapter. Revise formulas and definitions regularly, and use flashcards for quick recall before the exam.
How many important questions are there in Biological Classification?
There are 64 practice questions available for Biological Classification. These cover multiple question types including MCQs, short answer, and long answer questions.

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Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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